# -*- coding:utf-8 -*-
"""
Author：Administrator
Date:2021年12月09日
"""
import matplotlib.pyplot as plt

x = [22, 87, 5, 43, 56, 73, 55, 54, 11, 20, 51, 5, 79, 31, 27]
plt.hist(x, bins=[0, 25, 50, 75,100])
plt.show()
